1) Arabic boy name 
Haider is an Arabic name for boys. The meaning is `like a lion` The name Haider is most commonly given to English and Welsh boys. (17 times more often than to American boys.) The name sounds like: Hadar, Heder, Hadur, Hyder, Haydar Similar names are: Hadden, Haden, Hammer, Hayden, Heiner, Hideo, Jader, Havier, Nader, Rayder, Rider